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Dennis_Churaev [7]
3 years ago
10

3.) Plants make food through photosynthesis, and photosynthesis takes place mostly in plant in plant leave, but when plants lose

their leaves in winter, they don’t die.
This is evidence that

A. Someone gives the plant food everyday.

B. Plants store food later use.

C. Plants can use heat in the ground to make food.
Chemistry
2 answers:
kati45 [8]3 years ago
5 0

Answer:

B

Explanation:

I am Lyosha [343]3 years ago
3 0
This is evidence that plants store food later use
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4 molecules of glucose has how many carbon hydrogen and oxygen
gavmur [86]

Answer:

24 carbons

48 hydrogens

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Explanation:

7 0
3 years ago
1.5 atm is the same pressure as... (1 atm<br> 760 mmHg)
Darina [25.2K]
<h3>Answer:</h3>

1100 mmHg

<h3>General Formulas and Concepts:</h3>

<u>Math</u>

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right<u> </u>

<u>Chemistry</u>

<u>Gas Laws</u>

  • Pressure

<u>Stoichiometry</u>

  • Using Dimensional Analysis
<h3>Explanation:</h3>

<u>Step 1: Define</u>

[Given] 1.5 atm

[Solve] mmHg

<u>Step 2: Identify Conversions</u>

1 atm = 760 mmHg

<u>Step 3: Convert</u>

  1. [DA] Set up:                                                                                                     \displaystyle 1.5 \ atm(\frac{760 \ mmHg}{1 \ atm})
  2. [DA] Multiply/Divide [Cancel out units]:                                                        \displaystyle 1140 \ mmHg

<u>Step 4: Check</u>

<em>Follow sig fig rules and round. We are given 2 sig figs.</em>

1140 mmHg ≈ 1100 mmHg

3 0
3 years ago
List three organelles found in cells and describe their functions.
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nucleus: controls cell

cell membrane: controls what goes in and out of a cell

cytoplasm: where chemical reactions take place

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How do you calculate the number of valence electrons in an atom?
gavmur [86]
To find<span> the </span>valence electrons in an atom<span>, identify what group the element is in. An element in group 1A has 1 </span>valence electron<span>. For example, Li is in group 1A, so that means it has one </span>valence electron. If the element is in group 2A, then it has two valence electrons<span>.</span>
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What colour is litmus in a solution of pH 4?
schepotkina [342]

Answer:

in solution of PH4 it is red

in water it is blue

6 0
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